python Programming Glossary: syscall

http://stackoverflow.com/questions/1158076/implement-touch-using-python

to functions such as os.utime which will use the futimes syscall instead of the utimes syscall under the hood. In other words.. which will use the futimes syscall instead of the utimes syscall under the hood. In other words import os def touch fname times..

Checking File Permissions in Linux with Python

http://stackoverflow.com/questions/1861836/checking-file-permissions-in-linux-with-python

You're right that os.access like the underlying access syscall checks for a specific user real rather than effective IDs to..

Atomic file write operations (cross platform)

http://stackoverflow.com/questions/2049247/atomic-file-write-operations-cross-platform

for POSIX compliant systems at least. The POSIX rename syscall performs an atomic replace if a file with the target name already..

Python: select() doesn't signal all input from pipe

http://stackoverflow.com/questions/5486717/python-select-doesnt-signal-all-input-from-pipe

internally file.readlines size loops and invokes the read syscall more than once attempting to fill an internal buffer of size..

Python monitor serial port (RS-232) handshake signals

http://stackoverflow.com/questions/5904895/python-monitor-serial-port-rs-232-handshake-signals

using interrupt based notification throught the blocking syscall TIOCMIWAIT from serial import Serial from fcntl import ioctl..

Why is it “Easier to ask forgiveness than permission” in python, but not in Java? [closed]

http://stackoverflow.com/questions/6092992/why-is-it-easier-to-ask-forgiveness-than-permission-in-python-but-not-in-java

Java are missing two important facts Each check involves a syscall and the sum of the extra syscalls is probably as expensive as.. Each check involves a syscall and the sum of the extra syscalls is probably as expensive as the exceptions that they are trying..

How would you implement a basic event-loop?

http://stackoverflow.com/questions/658403/how-would-you-implement-a-basic-event-loop

simultaneously . How does the blocking work waitOnAll is a syscall that tells the OS to put your process on a sleep list . This..

What's the difference between io.open() and os.open() on Python?

http://stackoverflow.com/questions/7219511/whats-the-difference-between-io-open-and-os-open-on-python

os.open is just a wrapper for the lower level POSIX syscall. It takes less symbolic and more POSIX y arguments and returns..